EN ISO 21987:2017 PDF
Ophthalmic optics - Mounted spectacle lenses (ISO 21987:2017)
Ophthalmic optics - Mounted spectacle lenses (ISO 21987:2017)
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 32
- Дата публикации:
- 30 августа 2017 г.
- Издание:
- CEN EN 21987 edition 2 version 1
- ICS:
- 11.040.70
ISO 21987:2017 specifies requirements and test methods for mounted spectacle lenses relative to the prescription order.
Abstract
Overview
EN ISO 21987:2017 - Ophthalmic optics: Mounted spectacle lenses specifies requirements and test methods for mounted spectacle lenses in relation to the prescription order. Published by CEN and identical to , this standard defines how finished (mounted) corrective lenses should meet optical, mechanical and marking requirements and how conformity is verified. It also aligns with EU medical-device essential requirements (Annex ZA / Directive 93/42/EEC).
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